Specifications

Installation | 17
Data Interface to MX420/8 or MX420/
AIS CDU
Use the diagram below to interface the MX525A to
an MX420/8 or MX420/AIS CDU. The external RTCM
connection is optional.
MX525A Interface to MX420/8 or MX420/AIS CDUs
Ext. RTCM (+)
Cable A
Cable B
Ext. RTCM (-)
MGL-4
Combo Antenna
MX525A
Console
MX420/8 CDU
Coax Cable
Terminal strip
(User supplied)
12-32VDC
Supply
+
(16) Red/Wht
Red (+12 VDC)
Blk (GND)
Grn (GPS Out +)
Org (GPS Out -)
Brn (LPM In +)
Blu (LPM In -)
In (A)
In (B)
Out (A)
Out (B)
In (A)
In (B)
Out (A)
Out (B)
NMEA2 Tx (RS-232)
NMEA2 I/O
NMEA1 I/O
Ext. Alarm
White
Yellow
Purple
Purple/Grey
(Optional)
(1) Blk/Shield
(8) Org
(9) Org/Wht
(10) Yel
(11) Yel/Blk
(4) Brn
(5) Brn/Wht
(6) Prpl
(7) Prpl/Wht
(12) Grn
(13) Grn/Wht
(14) Blu
(15) Blu/Wht
(17) Gry
(18) Blk/Wht
(3) Blk
(2) Red
(4) Brn
(5) Brn/Wht